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<h1 class="topictitle1">Step 5: Performing Backup</h1>
<div><p>Before performing backup, you need to associate the resources to be protected with a specified SLA. The system protects the resources and periodically executes backup jobs based on the SLA. You can perform a backup job immediately through manual backup.</p>
<div class="section"><h4 class="sectiontitle">Precautions</h4><p>Copies generated by manual backup are retained for the period defined in the SLA.</p>
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<div class="section"><h4 class="sectiontitle">Procedure</h4><ol><li><span>Choose <span class="uicontrol" id="mongodb-0016__en-us_topic_0000001839142377_uicontrol9332164373910"><b><span id="mongodb-0016__en-us_topic_0000001839142377_text11332943123919"><strong>Protection</strong></span> &gt; Big Data &gt; MongoDB</b></span>.</span></li><li><span>Select the instance to be protected and click <span class="uicontrol"><b><span><strong>Protect</strong></span></b></span>. </span><p><p>You can also select multiple instances for batch protection.</p>
</p></li><li><span>(Optional) Configure the percentage of the space required for creating a snapshot logical volume to that of the original logical volume in a backup job in the <strong>Advanced</strong> area.</span></li><li><span>Select an SLA.</span><p><div class="p" id="mongodb-0016__en-us_topic_0000001964713008_p16181740836">You can also click <span class="uicontrol" id="mongodb-0016__en-us_topic_0000001964713008_uicontrol169554520714"><b><span id="mongodb-0016__en-us_topic_0000001964713008_text179554516717"><strong>Create</strong></span></b></span> to create an SLA.<div class="note" id="mongodb-0016__en-us_topic_0000001964713008_note25947145710"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="mongodb-0016__en-us_topic_0000001964713008_p125947145711"><span id="mongodb-0016__en-us_topic_0000001964713008_ph1413818422327">If a WORM policy has been configured for the resources to be protected, select an SLA without a WORM policy to avoid WORM policy conflicts.</span></p>
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</p></li><li><span>Set <strong>Percentage of Space for Created Logic Volume</strong> in the <span class="uicontrol"><b><span><strong>Advanced</strong></span></b></span> area.</span><p><div class="note"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p>Percentage of the space required for creating a snapshot logical volume to that of the original logical volume in a backup job. Ensure that the percentage of free space in the original logical volume is greater than the parameter value.</p>
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</p></li><li><span>Click <span class="uicontrol" id="mongodb-0016__en-us_topic_0000001964713008_uicontrol23691650677"><b>OK</b></span>.</span><p><p id="mongodb-0016__en-us_topic_0000001964713008_en-us_topic_0000001656691397_p25041111535">If the current system time is later than the start time of the first backup specified in the SLA, you can select <strong id="mongodb-0016__en-us_topic_0000001964713008_b9624185216713">Execute manual backup now</strong> in the dialog box that is displayed or choose to perform automatic backup periodically based on the backup policy set in the SLA.</p>
</p></li><li><span>Execute manual backup.</span><p><p>If you want to execute a backup job immediately, perform the following operations to execute manual backup. Otherwise, skip this step.</p>
<ol type="a"><li>In the row of the instance to be backed up, choose <span class="uicontrol"><b><span><strong>More</strong></span> &gt; <span><strong>Manual Backup</strong></span></b></span>.</li><li>Set the name of the copy generated by manual backup.</li><li>If this parameter is left unspecified, the system sets the copy name to <strong>backup_</strong><em>Timestamp</em> by default.</li><li>Select a protection policy, which can be <strong>Full Backup</strong> or <strong>Log Backup</strong>.<div class="note"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul><li>MongoDB does not support log backup if oplog is not enabled.</li><li><span>For 1.6.0 and later versions, if the selected protection policy is different from that configured in the associated SLA, the WORM configuration does not take effect.</span></li></ul>
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</li><li>Click <span class="uicontrol"><b><span><strong>OK</strong></span></b></span>.</li></ol>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="mongodb-0011.html">Backing Up MongoDB Databases</a></div>
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